Overview

overview

10

Static

static

AWB-9899691012.exe

windows7_x64

10

AWB-9899691012.exe

windows10_x64

10

Sharing

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General

  • Target

    AWB-9899691012.cab

  • Size

    456KB

  • Sample

    210401-s7k3al1mb2

  • MD5

    6bab3cd877188d3730b838e75e82b9c0

  • SHA1

    e056d3faea77552bf712fda0daaec65726142aa8

  • SHA256

    ee812fa860c2283da910b616bdf55a14d88520af3e727cbe875f37ac962e8fd3

  • SHA512

    04775b724f1c52600b74b184c0e2a64381b0c7523991a372dbe1a58fbd43870568a27ebaa008687758da542bcecd0987516a84c96dd9630d2f8a9fa8d8a9b746

Score
10/10
oskidiscoveryinfostealerspywarestealer

Malware Config

Extracted

Family

oski

C2

http://45.85.90.220

Targets

    • Target

      AWB-9899691012.exe

    • Size

      708KB

    • MD5

      ec57669d9ea9b2ce78acd0962dd37761

    • SHA1

      175f43377e8df78601a8c93a6885025647b95e56

    • SHA256

      9dbdfcb4749e6e441ca65cf71d75944cf90111832d10b8048b70cfe084b6e675

    • SHA512

      20a34130753d3bf5249727f80cf2d6f34cc771837b89796fed700e04b76928a98bf81a5433696d6b4e4c29dea9848586fab1b9de7b5eaed214ef67d06ea42d38

    Score
    10/10
    oskidiscoveryinfostealerspywarestealer

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

      infostealeroski

    • Downloads MZ/PE file

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Tasks